Finding the Fourth Proportional to 511,095.15, 704,935.98 and 329,715.09
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Solution
The fourth proportional to 511,095.15, 704,935.98 and 329,715.09 is: 454,764.70
Step by Step Solution
- Step 1: Write the proportion equation
511,095.15 : 704,935.98 = 329,715.09 : x - Step 2: Convert to fraction form
511,095.15/704,935.98 = 329,715.09/x - Step 3: Cross multiply
511,095.15x = 704,935.98 × 329,715.09 - Step 4: Simplify right side
511,095.15x = 232,428,030,089.94 - Step 5: Solve for x
x = 232,428,030,089.94/511,095.15 - Step 6: Final answer
x = 454,764.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.